CR720S CR721S
3
1 Preliminary note
You will find instructions, technical data, approvals and further information using the QR code on the
unit / packaging or at www.ifm.com.
1.1 Symbols used
Requirement
Instruction
Reaction, result
[...]
Designation of keys, buttons or indications
Cross-reference
Important note
Non-compliance may result in malfunction or interference
Information
Supplementary note
1.2 Warnings used
ATTENTION
Warning of damage to property
CAUTION
Warning of personal injury
w
Slight reversible injuries may result.
WARNING
Warning of serious personal injury
w
Death or serious irreversible injuries may result.
2 Safety instructions
•
The unit described is a subcomponent for integration into a system.
– The system architect is responsible for the safety of the system.
– The system architect undertakes to perform a risk assessment and to create documentation in
accordance with legal and normative requirements to be provided to the operator and user of
the system. This documentation must contain all necessary information and safety instructions
for the operator, the user and, if applicable, for any service personnel authorised by the
architect of the system.
•
Read this document before setting up the product and keep it during the entire service life.
•
The product must be suitable for the corresponding applications and environmental conditions
without any restrictions.
•
Only use the product for its intended purpose (
Ò
Intended use).
•
If the operating instructions or the technical data are not adhered to, personal injury and/or damage
to property may occur.
•
The manufacturer assumes no liability or warranty for any consequences caused by tampering with
the product or incorrect use by the operator.
GB